Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.

Sustainability isn't an option; it's a necessity for the future of our planet.

释义：仔细观察时局的变化，顺应形势的发展并加以引导。这句话强调要善于把握时机，灵活应对变化。

如果是真正的修道之人，就不会总是看到世间的过错。

"The pressure is a privilege."

数学的研究是所有智力和精神发展的不可或缺的基础。